diff --git a/lwip/lwip b/lwip/lwip
index ecafdf0..b9416cd 160000
--- a/lwip/lwip
+++ b/lwip/lwip
@@ -1 +1 @@
-Subproject commit ecafdf0e5d399c610f5c2f777949d2b5fec8d0ca
+Subproject commit b9416cd99fbc696f7be1894f1c4a635e2cc7503f